public void IsEmpty()
{
DLinkedList<int>emptyList = new DLinkedList<int>();
bool expectedResult = true, result;
result = emptyList.IsEmpty();
Assert.AreEqual(expectedResult, result);
}
public void AddOneRemoveOne()
{
linklist.Clear();
linklist.Append(1);
Assert.AreEqual(1, linklist.Count);
linklist.RemoveTail();
Assert.AreEqual(true, linklist.IsEmpty());
}
public void Clear()
{
DLinkedList<string> list = new DLinkedList<string>();
list.PushBack("a");
list.PushBack("b");
list.PushBack("c");
list.PushBack("d");
list.PushBack("e");
list.PushBack("f");
list.Clear();
Assert.IsTrue(list.IsEmpty());
}